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- Keywords etherizing agent;synthesis;application; 醚化剂;合成;应用;
- Chloro 2 hydroxypropyl trimethyl ammonium chloride an etherizing agent,for modified starch, was synthesised from epichlorohydrin. 以环氧氯丙烷为原料合成了3-氯-2-羟丙基基三甲基氯化铵,后者作为改性淀粉的醚化剂。
- Modified sweet potato starch flocculants were prepared with cationic etherizing agent and microwave technique,and used to treat the dyeing and printing wastewaters. 采用微波辐射技术,用阳离子醚化剂对红薯淀粉进行改性,制备了改性红薯淀粉絮凝剂,并用其处理印染废水。
- Keywords ether;allyl;aromatic group;diisobutyl; 醚;烯丙基;芳基;二异丁基碲;
- Keywords modified sweet potato starch;dyeing and printing wastewater;treatment;etherizing agent; 改性红薯淀粉;印染废水;处理;醚化剂;
- In this paper,the prepararations for cationic etherity agent and the synthetic method for this guar gum with high degree of substitution have been researched. 研究了阳离子醚化剂的合成条件及高取代度阳离子胍胶的制备方法,制备条件温和,无环境污染,可工业化生产。
- Keywords Ether ketone;Sulphone;Polyimide;Crystallization; 醚酮;砜基;聚酰亚胺;结晶;
- Keywords ether amines;R-O-（CH2）3NH2;degradation law;degradation coefficient;soil adsorption ratio;distribution coefficient;vertical direction movement.; 醚胺;降解规律;降解系数;吸附率;分配系数;垂直迁移;
- Keywords ethereal resin;Toona sinensis sauce;processing technology; 油树脂;香椿酱;加工工艺;
- ether agent 醚化剂
- Keywords etherization;selective hydrogenation;desulfurization;reducing olefin; 醚化;选择性加氢;脱硫;降烯烃;
- Keywords: GPRS; GPS; GIS; Protocol; Design?? 关键词：通用分组无线业务；全球定位系统；地理信息系统；协议；设计??
- Make bulk changes to keywords, ads, and ad groups. 批量更改关键字、广告和广告组。
- Some keywords in SQL are also reserved words. SQL中的一些关键字也是保留字。
- Are reserved keywords in Office projects. 是Office项目中的保留关键字。
- Click the Keywords button at the top of the window. 点按窗口顶部的“关键词”按钮。
- Mention your keywords inside the meta tags. 梅塔内提你主题词标识。
- Reserved keywords in the Remarks section. 之后的保留关键字。
- Keywords: Important words, search index. 关键字：重要字，供索引查。
- Keywords: Low power testing, BIST. 关键词：低功率测试、自我测试技术。
